Yichong Li, Xiaojun Luo, Qi Zhang, Shi Qiu, Lihua Shi. Analysis on variation of return stroke velocity with frequency at the channel bottom of cloud to ground lightning[J]. High Power Laser and Particle Beams, 2022, 34(11): 113002
- High Power Laser and Particle Beams
- Vol. 34, Issue 11, 113002 (2022)
Fig. 1. Components of LiPOS and experimental setup
Fig. 2. Optically observed records in the channel bottom of an artificially triggered lightning
Fig. 3. Result of OE model for S5～S8
Fig. 4. Phase and group velocity obtained from OE model
Fig. 5. Spectrum density of channel S5～S8
Fig. 6. Waveforms in Ref. [16] by Heidler function fitting
Fig. 7. Comparison of the results obtained by OE modeling with the curves given in Ref. [16]
Fig. 8. Group and phase velocities calculated from the waveforms given in Fig.6
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Table 1. Risetime of the waveforms of channel S5～S8
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Table 2. Risetime of the waveforms of channel S5～S8
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